[INFO] cloning repository https://github.com/chadrc/garnish-repl
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/chadrc/garnish-repl" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fchadrc%2Fgarnish-repl", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fchadrc%2Fgarnish-repl'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 285c0f726ad6cc4c5ab5c12d27ffc1476329953a
[INFO] checking chadrc/garnish-repl against master#ceab6128fa48a616bfd3e3adf4bc80133b8ee223 for no-never-type-fallback
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fchadrc%2Fgarnish-repl" "/workspace/builds/worker-6-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-6-tc1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/chadrc/garnish-repl on toolchain ceab6128fa48a616bfd3e3adf4bc80133b8ee223
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+ceab6128fa48a616bfd3e3adf4bc80133b8ee223" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/chadrc/garnish-repl
[INFO] finished tweaking git repo https://github.com/chadrc/garnish-repl
[INFO] tweaked toml for git repo https://github.com/chadrc/garnish-repl written to /workspace/builds/worker-6-tc1/source/Cargo.toml
[INFO] crate git repo https://github.com/chadrc/garnish-repl already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+ceab6128fa48a616bfd3e3adf4bc80133b8ee223" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded garnish_lang_runtime v0.0.1-alpha
[INFO] [stderr]   Downloaded garnish_lang_instruction_set_builder v0.0.1-alpha
[INFO] [stderr]   Downloaded garnish_lang_compiler v0.0.1-alpha
[INFO] [stderr]   Downloaded garnish_lang_common v0.0.1-alpha
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+ceab6128fa48a616bfd3e3adf4bc80133b8ee223" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 2c74ab2e34442f4836f5a8c56ef1ba3545a892cc46ec825910975c419c6dc8e8
[INFO] running `Command { std: "docker" "start" "-a" "2c74ab2e34442f4836f5a8c56ef1ba3545a892cc46ec825910975c419c6dc8e8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "2c74ab2e34442f4836f5a8c56ef1ba3545a892cc46ec825910975c419c6dc8e8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2c74ab2e34442f4836f5a8c56ef1ba3545a892cc46ec825910975c419c6dc8e8", kill_on_drop: false }`
[INFO] [stdout] 2c74ab2e34442f4836f5a8c56ef1ba3545a892cc46ec825910975c419c6dc8e8
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+ceab6128fa48a616bfd3e3adf4bc80133b8ee223" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] abe0eb39b176341bf8c4fe4d70bf428bfb9083b9c025757388f01b15840671fe
[INFO] running `Command { std: "docker" "start" "-a" "abe0eb39b176341bf8c4fe4d70bf428bfb9083b9c025757388f01b15840671fe", kill_on_drop: false }`
[INFO] [stderr]    Compiling byteorder v1.3.4
[INFO] [stderr]     Checking unicode-segmentation v1.6.0
[INFO] [stderr]     Checking garnish_lang_common v0.0.1-alpha
[INFO] [stderr]     Checking garnish_lang_instruction_set_builder v0.0.1-alpha
[INFO] [stderr]     Checking garnish_lang_runtime v0.0.1-alpha
[INFO] [stderr]     Checking garnish_lang_compiler v0.0.1-alpha
[INFO] [stderr]     Checking garnish_repl v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.84s
[INFO] running `Command { std: "docker" "inspect" "abe0eb39b176341bf8c4fe4d70bf428bfb9083b9c025757388f01b15840671fe", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "abe0eb39b176341bf8c4fe4d70bf428bfb9083b9c025757388f01b15840671fe", kill_on_drop: false }`
[INFO] [stdout] abe0eb39b176341bf8c4fe4d70bf428bfb9083b9c025757388f01b15840671fe
[INFO] checking chadrc/garnish-repl against try#3a4bc97f6385a3aa300a4fd689b44350e54fd676 for no-never-type-fallback
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fchadrc%2Fgarnish-repl" "/workspace/builds/worker-6-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-6-tc2/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/chadrc/garnish-repl on toolchain 3a4bc97f6385a3aa300a4fd689b44350e54fd676
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+3a4bc97f6385a3aa300a4fd689b44350e54fd676" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/chadrc/garnish-repl
[INFO] finished tweaking git repo https://github.com/chadrc/garnish-repl
[INFO] tweaked toml for git repo https://github.com/chadrc/garnish-repl written to /workspace/builds/worker-6-tc2/source/Cargo.toml
[INFO] crate git repo https://github.com/chadrc/garnish-repl already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+3a4bc97f6385a3aa300a4fd689b44350e54fd676" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+3a4bc97f6385a3aa300a4fd689b44350e54fd676" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 67f468eb9c4d185429caa20ffd9ac09a34f8e5877e7bbb5c41c7570953bced4f
[INFO] running `Command { std: "docker" "start" "-a" "67f468eb9c4d185429caa20ffd9ac09a34f8e5877e7bbb5c41c7570953bced4f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "67f468eb9c4d185429caa20ffd9ac09a34f8e5877e7bbb5c41c7570953bced4f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "67f468eb9c4d185429caa20ffd9ac09a34f8e5877e7bbb5c41c7570953bced4f", kill_on_drop: false }`
[INFO] [stdout] 67f468eb9c4d185429caa20ffd9ac09a34f8e5877e7bbb5c41c7570953bced4f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+3a4bc97f6385a3aa300a4fd689b44350e54fd676" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 278f63be7ba93c94be476dd5c5064a81880129d9c648ee046b1898d45858ae66
[INFO] running `Command { std: "docker" "start" "-a" "278f63be7ba93c94be476dd5c5064a81880129d9c648ee046b1898d45858ae66", kill_on_drop: false }`
[INFO] [stderr]    Compiling byteorder v1.3.4
[INFO] [stderr]     Checking unicode-segmentation v1.6.0
[INFO] [stderr]     Checking garnish_lang_common v0.0.1-alpha
[INFO] [stderr]     Checking garnish_lang_instruction_set_builder v0.0.1-alpha
[INFO] [stderr]     Checking garnish_lang_runtime v0.0.1-alpha
[INFO] [stderr]     Checking garnish_lang_compiler v0.0.1-alpha
[INFO] [stdout] error[E0284]: type annotations needed: cannot satisfy `_ -> _`
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/garnish_lang_runtime-0.0.1-alpha/src/instruction_iter.rs:99:21
[INFO] [stdout]     |
[INFO] [stdout] 99  | /                     return Some(InstructionData {
[INFO] [stdout] 100 | |                         instruction: Instruction::Put,
[INFO] [stdout] 101 | |                         instruction_index: index,
[INFO] [stdout] 102 | |                         expression_runtime: self.expression_runtime.clone(),
[INFO] [stdout] 103 | |                         error,
[INFO] [stdout] 104 | |                     })
[INFO] [stdout]     | |______________________^ cannot satisfy `_ -> _`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 1 previous error
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0284`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `garnish_lang_runtime` (lib) due to 2 previous errors
[INFO] running `Command { std: "docker" "inspect" "278f63be7ba93c94be476dd5c5064a81880129d9c648ee046b1898d45858ae66", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "278f63be7ba93c94be476dd5c5064a81880129d9c648ee046b1898d45858ae66", kill_on_drop: false }`
[INFO] [stdout] 278f63be7ba93c94be476dd5c5064a81880129d9c648ee046b1898d45858ae66